68790720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:698

約数の個数: 112

約数和(自身を含む): 220480128

約数和(自身を除く): 151689408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 240, 262, 320, 393, 480, 524, 547, 655, 786, 960, 1048, 1094, 1310, 1572, 1641, 1965, 2096, 2188, 2620, 2735, 3144, 3282, 3930, 4192, 4376, 5240, 5470, 6288, 6564, 7860, 8205, 8384, 8752, 10480, 10940, 12576, 13128, 15720, 16410, 17504, 20960, 21880, 25152, 26256, 31440, 32820, 35008, 41920, 43760, 52512, 62880, 65640, 71657, 87520, 105024, 125760, 131280, 143314, 175040, 214971, 262560, 286628, 358285, 429942, 525120, 573256, 716570, 859884, 1074855, 1146512, 1433140, 1719768, 2149710, 2293024, 2866280, 3439536, 4299420, 4586048, 5732560, 6879072, 8598840, 11465120, 13758144, 17197680, 22930240, 34395360, 68790720]

約数ペア:

[(1, 68790720), (2, 34395360), (3, 22930240), (4, 17197680), (5, 13758144), (6, 11465120), (8, 8598840), (10, 6879072), (12, 5732560), (15, 4586048), (16, 4299420), (20, 3439536), (24, 2866280), (30, 2293024), (32, 2149710), (40, 1719768), (48, 1433140), (60, 1146512), (64, 1074855), (80, 859884), (96, 716570), (120, 573256), (131, 525120), (160, 429942), (192, 358285), (240, 286628), (262, 262560), (320, 214971), (393, 175040), (480, 143314), (524, 131280), (547, 125760), (655, 105024), (786, 87520), (960, 71657), (1048, 65640), (1094, 62880), (1310, 52512), (1572, 43760), (1641, 41920), (1965, 35008), (2096, 32820), (2188, 31440), (2620, 26256), (2735, 25152), (3144, 21880), (3282, 20960), (3930, 17504), (4192, 16410), (4376, 15720), (5240, 13128), (5470, 12576), (6288, 10940), (6564, 10480), (7860, 8752), (8205, 8384)]